CA447545A
(fr )
1948-03-30
Appareil a frequence ultra haute
CA452892A
(fr )
1948-11-23
Appareil a frequence ultra haute
CA451188A
(fr )
1948-09-14
Systeme a frequence ultra-haute
CA448007A
(fr )
1948-04-20
Appareil a haute frequence
CA446171A
(fr )
1948-01-13
Appareil a haute frequence
CA453269A
(fr )
1948-12-14
Appareil de haute frequence
CA453438A
(fr )
1948-12-21
Appareil de haute frequence
CA450261A
(fr )
1948-08-03
Convertisseur d'ondes a frequence ultrahaute
CA448993A
(fr )
1948-06-08
Convertisseur a frequence ultra haute
CA452533A
(fr )
1948-11-09
Systeme a frequence ultra haute
CA452971A
(fr )
1948-11-30
Systeme a frequence ultra-haute
CA453417A
(fr )
1948-12-21
Systeme a frequence ultra-haute
CA449394A
(fr )
1948-06-22
Appareil de haute frequence a dispersion d'electrons
CA446786A
(fr )
1948-02-17
Amplificateur a frequence ultra haute
CA452813A
(fr )
1948-11-23
Amplificateur a frequence ultra haute
CA446666A
(fr )
1948-02-10
Appareil amplificateur a haute frequence
CA452507A
(fr )
1948-11-09
Magnetron de haute frequence
CA448298A
(fr )
1948-05-04
Appareil de chauffage a haute frequence
CA448857A
(fr )
1948-06-01
Oscillateur a frequence ultra-haute
CA448196A
(fr )
1948-04-27
Dispositif a frequence ultra-haute
CA453416A
(fr )
1948-12-21
Appareil de reception a frequence modulee
CA439072A
(fr )
1947-01-07
Dispositif a frequence ultra-haute
CA443481A
(fr )
1947-08-05
Dispositif a frequence ultrahaute
AU144709B2
(en )
1948-03-25
Radio apparatus
CA453424A
(fr )
1948-12-21
Dispositif a decharges electriques a frequence ultra-haute